Casting equipment used to clean or strengthen the surface of castings with a high-speed projectile. At the same time, the shot blasting machine can be used for sand blasting, core removal and casting cleaning. Shot blasting machine is a kind of processing technology which uses shot blasting device to throw steel sand and steel shot to the surface of objects at high speed. It is faster and more efficient than other surface treatment techniques and can be used for partial retention or stamping after casting processes.